-er -ic c-- ccc ccd cce cci cck ccm ccn ccr ccu cdc cdd cde cdi cdk cdm cdn cdr cdu ce- cec ced cee cei cek cem cen cer ceu ci- cic cid cie cii cik cim cin cir ciu ckc ckd cki ckm cmc cmd cme cmi cmk cmm cmn cmr cmu cn- cnc cnd cne cni cnm cnn cnr cnu crc crd cre cri crk crm crn crr cru cuc cud cue cui cuk cum cun cur cuu dcc dcd dce dci dck dcm dcn dcr dcu ddc ddd dde ddi ddk ddm ddn ddr ddu de- dec ded dee dei dek dem den der deu di- dic did die dii dik dim din dir diu dkc dke dki dkk dkm dkr dku dmc dmd dme dmi dmk dmm dmn dmr dmu dnc dnd dne dni dnk dnm dnn dnr drc drd dre dri drk drm drn drr dru duc dud due dui duk dum dun dur ec- ecc ecd ece eci eck ecm ecn ecr ecu ed- edc edd ede edi edk edm edn edr edu eec eed eee eek eem een eer eic eid eie eii eik eim ein eir eiu ekc ekd eke eki ekr eku em- emc emd eme emi emk emm emn emr emu en- enc end ene eni enk enm enn enr enu erc erd ere eri erk erm ern err eru eu- euc eud eue eui eun eur i-d icc icd ice ici ick icm icn icr icu idc idd ide idi idk idm idn idr idu ie- iec ied iee iei iek iem ien ier iic iid iie iii iim iin iir iiu ikc ike iki ikk ikr iku im- imc imd ime imi imm imn imu in- inc ind ine ini ink inm inn inr inu ir- irc ird ire iri irk irm irn irr iru iu- iuc iud iue iui ium iur kcc kcd kce kci kck kcm kcn kcr kcu kdc kde kdk kdm kdr kdu ke- kec ked kee kei kek kem ken ker kic kid kie kii kik kim kin kir kiu kkc kke kki kkk kkm kkn kkr kku kmc kmd kme kmi kmk kmm kmu kn- knc knd kne kni knk knm knn knr knu krc krd kri krk krn krr kru kuc kud kue kui kuk kum kun kur kuu m-r mc- mcc mcd mce mci mck mcm mcn mcr mcu mdc mdd mde mdi mdk mdm mdn mdr mdu mec med mee mei mek mem men mer meu mi- mic mid mie mii mik mim min mir miu mkc mkd mke mkk mkm mkn mkr mku mmc mmd mme mmi mmk mmm mmn mmr mmu mnc mne mni mnk mnm mnn mnr mnu mrc mrd mre mri mrk mrm mrn mrr mru muc mud mue mui muk mum mun mur muu n-i ncc ncd nce nci nck ncm ncn ncr ncu ndc ndd nde ndi ndk ndm ndn ndr ndu ne- nec ned nee nei nek nem nen ner neu nic nid nie nii nik nim nin nir niu nkc nke nki nkk nkm nkn nkr nku nmc nmd nme nmi nmk nmm nmn nmr nmu nnc nne nni nnk nnm nnn nnu nrc nrd nre nri nrk nrm nrn nrr nru nuc nud nue nui nuk num nun nur nuu rcc rcd rce rci rcm rcn rcr rcu rdc rdd rde rdi rdm rdn rdr rdu re- rec red ree rei rek rem ren rer reu ric rid rie rii rik rim rin rir rkc rke rkk rkm rku rmc rmd rme rmi rmm rmn rmr rnc rnd rni rnm rnn rnr rnu rrc rrd rri rrk rrm rrn rrr rru ruc rud rue rui ruk rum run rur ruu ucc ucd uce uci uck ucm ucn ucr ucu udc udd ude udi udk udm udn udr udu uec ued uee uei uem uen uer uic uid uie uii uim uin uir uiu ukc uke uki ukk ukn ukr uku um- umc umd ume umi umm umn umr umu un- unc und une uni unk unm unn unr unu ur- urc urd ure uri urk urm urn urr uru uuc uue uum uun uur uuu